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Tender For supply of n & s spare parts for 18 month schedule- aspirating type fire/smoke detectionwith alarm system to rdso spec-rdso/2008/cg-04/rev-05 for train 18 model-ns-hochiki-1060.01.a)shorting link for power t.b - push in type jumper tan 4 way copper contact(part no. wago -870-404 (push in type jumper tan 4 way) -10 no/bub)hochiki inlet filter - size: 28.9mm to suction of air /dust particle (part no.ns-train 18-cp-hochiki inlet filter-006 )-4 no/bu [ warranty period: 30 months after the date of delivery ] ]
Tender For purchase of chemicals - purchase of chemicals, co sensor:0 5000 ppm range, (50 ppm + 3%) accuracy, uart/i c interface, 3.6 5.5 v dc, 10 c to +60 c, combo sensor (temp, humidity, barometric pressure, vocs):digital i c/spi interface, operating range 40 c to +85 c, supply voltage 1.7 3.6 v, rain detection module:analog/digital output, 3.3 5v dc, corrosion-resistant pad, light intensity sensor:400 700 nm range, i c/analog output, measures ambient light in lux, wind speed and direction integrated sensor:360 direction, 0 60 m/s speed range, analog/digital output and suitable for outdoor climatic monitoring, 220v ac power cable, smps (ac to dc power supply, 5v & 12v output):ac to dc power supply, 5v & 12v output, smps (ac to dc power supply, 24v output):ac to dc power supply, 24v output, esp32-wroom-s2 module: wi-fi-enabled mcu, 32-bit lx7 core, 4mb flash, uart/spi/i c interfaces, operating voltage 3.0 3.6 v, led indicators:3mm/5mm, red/green/blue, 2v 3.3v forward voltage, for status indication, lcd display:16x2 characters, hd44780 compatible, i c interface, 5v dc, i/o connectors (2-pin, 3-pin, 4-pin, rmc):2/3/4-pin, rmc type, pitch 2.54 mm, for sensor and power interfacing, real time clock (rtc) module:i c interface, battery backup, accurate timekeeping for data logging, gsm gprs module sms chip:quad-band 850/900/1800/1900 mhz, supports uart interface, sim card slot, 3.4 4.4 v dc input, wires (jumper, power, signal wires combined)rainbow wires - 10 core, red and black wires - 10 core and 5 core, 1.5 sq mm electrical wires, 2 sq mm electrical wires, soldering paste:no-clean flux, sn63/pb37 alloy, for smt component soldering, soldering lead:60/40 alloy with flux core, 0.5 1 mm diameter, universal pcb prototype board double-sided:double-sided fr4, 2.54 mm pitch, tinned pads for soldering, xt60 connectors:high-current (up to 60a) dc connectors, enclosure box (for electronics):weatherproof (ip65/ip66), uv-resistant abs/polycarbonate, wall/pole mountable, suitable for outdoor sensor and control units, zip ties:nylon, self-locking, 100 300 mm length, cooling fan (5v):5v dc, 40mm, brushless, sleeve bearing., switches:(5 amps, 10 amps, 20 amps), lead acid battery (12v):rechargeable, sealed maintenance-free, capacity 7ah 26ah, sunlight ultraviolet ray intensity (uv) sensor:detects uv radiation in 280 400 nm range, outputs uv index (0 11+), analog/digital interface, suitable for outdoor uv monitoring, lead acid charger:12v output, automatic overcharge protection, input 100 240v ac
Tender For supply of buzzer, over speed fire detectionalarm/ vigilance warning of cab equipment of wag-9 loco as per clw's spec. no.-clw/es /3/ 0078 (alt.-c)
Tender For supply of buzzer, over speed fire detectionalarm/ vigilance warning of cab equipment of wag-9 loco as per clw's spec. no.-clw/es /3/ 0078 (alt.-c). [ warranty period: 30 months after the date of delivery ] ]
Tender For replacement of defective / aged non rdso fire & smoke detectionalarm system with rdso type in relay room, equipment room and battery room at 30 no. of station / locations and fire aspiration system in kzj - sc - wd, vkb - prli, khnp-kukt, dkj-mugr, pshp-bdcr, mtmi-sslm section (b & d routes) over sc division.